---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-21-091230"
form_type: "8-K"
ticker: "OKLO"
cik: "0001849056"
company_name: "Oklo Inc."
filed_at: "2021-07-12T23:59:59+00:00"
generated_at: "2026-06-30T06:11:55.873820+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# AltC Acquisition Corp. closes IPO of 50M shares at $10.00, raises $500M

## Summary
- Gross proceeds $500M from 50M shares (including 5M over-allotment) at $10.00/share.
- Simultaneous private placement of 1.45M shares to sponsor for $14.5M.
- $500M placed in trust account; released only upon business combination, amendment, or liquidation.
- Founder shares locked for 1 year after business combination or upon $12.00 price trigger.
- Insiders agreed to vote in favor of any proposed business combination and not redeem shares.

## SEC filing metadata
- accession: 0001104659-21-091230
- form_type: 8-K
- ticker: OKLO
- cik: 0001849056
- company_name: Oklo Inc.
- filed_at: 2021-07-12T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1849056/000110465921091230/0001104659-21-091230-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1849056/000110465921091230/tm2121987-1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-21-091230
- JSON: https://secwatch.observer/filing/0001104659-21-091230.json
- Plain text: https://secwatch.observer/filing/0001104659-21-091230.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.